erp5: activate deflate on apache

stack/erp5/apache.conf.in

@@ -15,6 +15,10 @@ LoadModule dav_fs_module modules/mod_dav_fs.so
 LoadModule negotiation_module modules/mod_negotiation.so
 LoadModule rewrite_module modules/mod_rewrite.so
 LoadModule headers_module modules/mod_headers.so
+LoadModule deflate_module modules/mod_deflate.so
+LoadModule filter_module modules/mod_filter.so
+
+AddOutputFilterByType DEFLATE text/cache-manifest text/html text/plain text/css application/hal+json application/json application/x-javascript text/xml application/xml application/rss+xml text/javascript image/svg+xml
 
 PidFile "{{ parameter_dict['pid-file'] }}"
 ServerAdmin admin@

stack/erp5/buildout.cfg

@@ -318,7 +318,7 @@ md5sum = 3628f0ba358e7ee96a8d0185c4775911
 [template-apache-conf]
 <= download-base
 filename = apache.conf.in
-md5sum = dedfe759c3421e0186703fe1257bae8f
+md5sum = 713b22938d7212c8506449bc0508452b
 
 [template-haproxy-cfg]
 <= download-base